20403076

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2647}}^1$

素因数の和:2739

約数の個数: 24

約数和(自身を含む): 37368576

約数和(自身を除く): 16965500

約数列:

[1, 2, 4, 41, 47, 82, 94, 164, 188, 1927, 2647, 3854, 5294, 7708, 10588, 108527, 124409, 217054, 248818, 434108, 497636, 5100769, 10201538, 20403076]

約数ペア:

[(1, 20403076), (2, 10201538), (4, 5100769), (41, 497636), (47, 434108), (82, 248818), (94, 217054), (164, 124409), (188, 108527), (1927, 10588), (2647, 7708), (3854, 5294)]